Key Terms

Before you take the exam, be certain you are familiar with the following terms:

Cisco CNS Network Registrar	Network Address Translation (NAT)
classfull	private addressing
classless	private IP version 4 addresses
classless interdomain routing (CIDR)	route summarization
Dynamic Host Configuration Protocol (DHCP)	subnet mask
IP unnumbered	subnetting
IP version 4 addresses	variable-length subnet masks (VLSMs)
IP version 6 addresses	WAN
IPX addresses